# Gravity: URM09 Analog Ultrasonic Sensor

**Type:** Product page · **SKU:** SEN0307 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/gravity-urm09-analog-ultrasonic-sensor.html ([markdown](https://core-electronics.com.au/gravity-urm09-analog-ultrasonic-sensor.html.md))

## Retired product

This product is retired and no longer available for purchase. Search the catalogue for an alternative.

## Description

####  Introduction 

 DFRobot URM09 is an [ultrasonic sensor](https://www.dfrobot.com/category-55.html) specially designed for fast ranging and obstacle avoidance applications. Its measuring frequency can reach up to 30Hz. The sensor adopts built-in temperature compensation and analog output. Meanwhile, it can provide accurate distance measurement within 500cm. The sensor is compatible with Arduino, Raspberry Pi or other main-control boards with 3.3V or 5V logic level. ####  Specification 

- Power Supply: 3.3~5.5V DC
- Operating Current: 20mA
- Operating Temperature: -10℃～＋70℃
- Measurement Range: 2cm～500cm
- Resolution: 1cm
- Accuracy: 1%
- Frequency: 30Hz Max
- Dimension: 47mm × 22 mm/1.85× 0.87”
 
 
####  Documents 

8. [Product wiki](https://wiki.dfrobot.com/URM09_Ultrasonic_Sensor_(Gravity_Analog)_SKU_SEN0307)
####  Shipping List 

- URM09 Ultrasonic Sensor (Gravity Analog) x1
- PH2.0-3P Connector x1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/s/e/sen0307-detail-003.jpg)